1. Multi-function: powerful multi-function bicycle front light, also has a mobile phone holder, mobile power and electric horn functions, and can also be used as an emergency flashlight. The speaker Press and hold for 3 seconds to switch the sound effects. 2. Lighting methods: bicycle lights have 5 lighting methods: high brightness - low brightness - fast flash - fog light - fog light fast flash.The super bright bicycle light can immediately improve your eyesight and safety to ensure safety during night riding. 3. 4000 mAh rechargeable battery: The bicycle headlight can be charged using a USB cable, and it can be charged through a computer or any device with a USB charging port. 4. Ultra-stable mobile phone holder: The bicycle can also be used as a mobile phone holder. Which will provide comprehensive protection for your mobile phone and ensure that your mobile phone is in the process of riding. Securely fastened to the handlebar of the bicycle. 5. Easy to install and versatile: easy to install, but the phone holder is very stable. It can better protect the safety of pedestrians and vehicles and prevent accidents. This is an excellent bicycle accessory gift for outdoor enthusiasts. Waterproof: Daily waterproof Power supply: USB direct charging Capacity: 4000 mAh Size:140x65x45mm Colour:Red Material:ABS Package Contents: 1 Set * Usb Rechargeable Bike Headlight Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.